English verb conjugation
COULD BREAK

Irregular verb: break - broke - broken

Affirmation

Simple form	V-ing form
I could break you could break he could break we could break you could break they could break	I could be breaking you could be breaking he could be breaking we could be breaking you could be breaking they could be breaking
Perfect	V-ing perfect
I could have broken you could have broken he could have broken we could have broken you could have broken they could have broken	I could have been breaking you could have been breaking he could have been breaking we could have been breaking you could have been breaking they could have been breaking

Negation

Simple form	V-ing form
I couldn't break you couldn't break he couldn't break we couldn't break you couldn't break they couldn't break	I couldn't be breaking you couldn't be breaking he couldn't be breaking we couldn't be breaking you couldn't be breaking they couldn't be breaking
Perfect	V-ing perfect
I couldn't have broken you couldn't have broken he couldn't have broken we couldn't have broken you couldn't have broken they couldn't have broken	I couldn't have been breaking you couldn't have been breaking he couldn't have been breaking we couldn't have been breaking you couldn't have been breaking they couldn't have been breaking

Interrogative form

Simple form	V-ing form
could I break? could you break? could he break? could we break? could you break? could they break?	could I be breaking? could you be breaking? could he be breaking? could we be breaking? could you be breaking? could they be breaking?
Perfect	V-ing perfect
could I have broken? could you have broken? could he have broken? could we have broken? could you have broken? could they have broken?	could I have been breaking? could you have been breaking? could he have been breaking? could we have been breaking? could you have been breaking? could they have been breaking?

Interro-negative form

Simple form	V-ing form
couldn't I break? couldn't you break? couldn't he break? couldn't we break? couldn't you break? couldn't they break?	couldn't I be breaking? couldn't you be breaking? couldn't he be breaking? couldn't we be breaking? couldn't you be breaking? couldn't they be breaking?
Perfect	V-ing perfect
couldn't I have broken? couldn't you have broken? couldn't he have broken? couldn't we have broken? couldn't you have broken? couldn't they have broken?	couldn't I have been breaking? couldn't you have been breaking? couldn't he have been breaking? couldn't we have been breaking? couldn't you have been breaking? couldn't they have been breaking?